<p>
  When checked,
  <em>characteristic environment variables</em>
  will be retained in addition to the variables listed above. These environment
  variables are job- and build-specific, defined by Jenkins, and are used to
  identify and kill processes started by this build step.
  <a
    href="https://www.jenkins.io/redirect/starting-processes/"
    rel="noopener noreferrer"
    target="_blank"
  >
    See the documentation for more details on starting processes.
  </a>
</p>
